Number Sense Review

Front

Which lists all the factors of 15?

Back

1, 3, 5, 15

Front

What is the greatest common factor of 4 and 16?

Back

4

Front

Which digit is in the HUNDREDS place in the number 429.18?

Back

4

Front

Estimate the product: 29.7 x 1.98

Back

60

Front

Find ALL FACTORS of 24

Back

1, 2, 3, 4, 6, 8, 12, 24

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Front

What is the greatest common factor (GCF)?

Back

The GCF is the largest number that can divide two or more numbers without leaving a remainder.

Front

How do you find the factors of a number?

Back

To find the factors of a number, list all the integers that can be multiplied together to get that number.

Front

What is the place value of the digit 2 in the number 429.18?

Back

The place value of 2 in 429.18 is 'twenty' or '2 tens'.

Front

What is estimation in multiplication?

Back

Estimation in multiplication is rounding numbers to make calculations easier and quicker.